If nature does not provide man with the necessary material, it is the laboratory ____ he will turn to for it.
Everybody went to the opening ceremony of the film festival——_______ Francisco, who has no interest in anything but sports.
In the current global economic crisis, China, though _______to some degree, is undoubtedly a country recovering the most rapidly from it according to some statistics.
_______ what would happen, none of them could find a way out.
—— Where did Mary’s parents buy the beautiful vase? —— It was in the same village _______ they spent their holidays last year.
——Is there any possible way to help them get rid of such a bad habit? ——To tell the truth, it’s very hard. But we_______ on this problem.